Description

4H,5H-Pyrano[4,3-D]-1,3-Dioxin, Tetrahydro-8A-Methyl- is a specialized heterocyclic organic compound with a fused pyran-dioxin structure, serving as a valuable synthetic intermediate. This compound matters for its role in facilitating complex molecular construction, particularly in the development of novel pharmacologically active molecules and advanced materials. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for building complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those with complex heterocyclic cores.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating specialty chemicals, flavors, and fragrances.
• Material Science: Potential monomer or precursor for developing polymers with specific optical or electronic properties.
• Academic & R&D: A valuable reagent for methodological studies and exploring new chemical reactions in organic chemistry laboratories.

Basic Information

Product Name	4H,5H-Pyrano[4,3-D]-1,3-Dioxin, Tetrahydro-8A-Methyl-
CAS No.	54340-98-6
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	Tetrahydro-8a-methyl-4H,5H-pyrano[4,3-d][1,3]dioxin; 8a-Methyl-4H,5H,6H,7H,8H,8aH-pyrano[4,3-d][1,3]dioxine; 54340-98-6; Pyrano[4,3-d]-1,3-dioxin, tetrahydro-8a-methyl-; 4H,5H-Pyrano[4,3-d]-1,3-dioxin, tetrahydro-8a-methyl-; 8a-Methyl-4,4a,5,6,7,8-hexahydro-4H,8aH-pyrano[4,3-d][1,3]dioxin
EINECS	Contact for details

Quality Control

Our 4H,5H-Pyrano[4,3-D]-1,3-Dioxin, Tetrahydro-8A-Methyl- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment supports cGMP and ISO standards for reliable use in regulated research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.